Caution: Translations of Quran and Ḥadīth may lead to possible misapplications and misinterpretations. This site is intended for students of sacred knowledge that are proficient in comprehending classical Arabic and have a strong foundation in Islamic sciences. Also note that religious injunctions rely on several aspects beyond what one may glean through reading individual aḥādīth.
Qurʾān Bukhārī Muslim Nasāʾī Abū Dāwūd Tirmidhī Ibn Mājah Mālik Aḥmad Dārimī Ḥākim Ibn Ḥibbān Ṭabarānī Nasāʾī's Kubrá Bayhaqī al-Luʾluʾ wa-al-Marjān Ibn Rajab's Fifty Riyāḍ al-Ṣāliḥīn Aḥmad's Zuhd Suyūṭī
tabarani:7561 – ʿUbayd b. Ghannām > Abū Bakr b. Abū Shaybah > Wkīʿ > al-Aʿmash > Shimr b. ʿAṭiyyah > Shahr b. Ḥawshab > Abū Umāmah > Innamā Kānat al-Nāfilah

[Machine] The voluntary prayer was only for Prophet Muhammad ﷺ .  

الطبراني:٧٥٦١ – حَدَّثَنَا عُبَيْدُ بْنُ غَنَّامٍ ثنا أَبُو بَكْرِ بْنُ أَبِي شَيْبَةَ ثنا وكِيعٌ عَنِ الْأَعْمَشِ عَنْ شِمْرِ بْنِ عَطِيَّةَ عَنْ شَهْرِ بْنِ حَوْشَبٍ عَنْ أَبِي أُمَامَةَ قَالَ

«إِنَّمَا كَانَتِ النَّافِلَةُ لِلنَّبِيِّ ﷺ»  

See similar narrations below:

Collected by Bayhaqī
bayhaqi:13200 – Abū Bakr b. Fūrak > ʿAbdullāh b. Jaʿfar > Yūnus b. Ḥabīb > Abū Dāwud > Shaybān > Firās al-Muktib > ʿAṭiyyah al-ʿAwfī from my father

[Machine] "The Prophet ﷺ said, 'Charity is permissible for the wealthy when given in the cause of Allah.'"  

البيهقي:١٣٢٠٠ – وَأَخْبَرَنَا أَبُو بَكْرِ بْنُ فُورَكٍ أنبأ عَبْدُ اللهِ بْنُ جَعْفَرٍ ثنا يُونُسُ بْنُ حَبِيبٍ ثنا أَبُو دَاوُدَ ثنا شَيْبَانُ عَنْ فِرَاسٍ الْمُكْتِبِ عَنْ عَطِيَّةَ الْعَوْفِيِّ عَنْ أَبِي سَعِيدٍ ؓ

أَنَّ النَّبِيَّ ﷺ قَالَ تَحِلُّ الصَّدَقَةُ لِلْغَنِيِّ إِذَا كَانَ فِي سَبِيلِ اللهِ